Finding the Fourth Proportional to 277,239.41, 382,590.09 and 149,914.70
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Solution
The fourth proportional to 277,239.41, 382,590.09 and 149,914.70 is: 206,882.12
Step by Step Solution
- Step 1: Write the proportion equation
277,239.41 : 382,590.09 = 149,914.70 : x - Step 2: Convert to fraction form
277,239.41/382,590.09 = 149,914.70/x - Step 3: Cross multiply
277,239.41x = 382,590.09 × 149,914.70 - Step 4: Simplify right side
277,239.41x = 57,355,876,652.37 - Step 5: Solve for x
x = 57,355,876,652.37/277,239.41 - Step 6: Final answer
x = 206,882.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.